Independent open source developer and creator of Datasette
Simon Willison
Simon Willison is an independent developer, Datasette creator, and Django co-creator who builds open source tools and writes about language models.
About Simon Willison
Simon Willison is an independent open source developer and the creator of Datasette, a tool for exploring and publishing data. He builds software for data journalism and maintains LLM, a Python library and command-line tool for working with large language models.
He is a co-creator of the Django web framework and previously worked as an engineering director at Eventbrite after its acquisition of Lanyrd, which he co-founded. His long-running blog documents programming, AI tools, and experiments with language models.
Mentioned in our coverage
63 articles name Simon Willison, excluding author credits.
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- AI Mania Is Eviscerating Decision-Making — Ludicity's Hermit Tech Essay Decoded →
A July 18 essay from Ludicity — sales lead at Hermit Tech consulting — went viral on Hacker News with a blunt claim: every enterprise AI project the author has observed failed. explainx.ai unpacks the coordination problem, the HN pushback, and where individual tool use diverges from org-wide "AI projects."
- Kimi K3: Moonshot's 2.8T Frontier Model — API, Pricing, and 1M Context Guide →
Moonshot AI launched Kimi K3 on July 16, 2026 — its most capable model to date at 2.8 trillion parameters, with Kimi Delta Attention, a 1M-token context window, and native visual understanding. This guide covers official platform specs, API pricing, Python quick starts, and what changed from the pre-launch leak window.
- Bun Zig→Rust AI Rewrite: Fireship Code Report and What Builders Should Steal →
On July 15, 2026, Fireship's Code Report framed Bun's Zig-to-Rust rewrite as the most controversial port in history — 64 parallel Claude agents, ~$165k in API-equivalent tokens, and a million-line mechanical migration in 11 days. explainx.ai maps the primary sources, the Joel Spolsky "never rewrite" debate, adversarial review patterns, and what teams without Anthropic's token casino can actually copy.
- Pliny Leaks 42K-Word GPT-5.6 Sol Codex Prompt — Tibo Points to Open Source →
Pliny's "SYS PROMPT LEAK" for Codex Desktop went viral — commentary channels, SKILL.md routing, sandbox prefix_rules, and desktop automations in one 42K-word operator doc. OpenAI's Tibo Sottiaux countered that many prompts live in the open-source Codex repo. explainx.ai breaks down what's new vs theater.